Heap-based buffer overflow in wpa_supplicant 1.0 through 2.4 allows remote attackers to cause a denial of service (crash), read memory, or p
Heap-based buffer overflow in wpa_supplicant 1.0 through 2.4 allows remote attackers to cause a denial of service (crash), read memory, or possibly execute arbitrary code via crafted SSID information in a management frame when creating or updating P2P entries.
- Published
- Apr 28, 2015
- Updated
- Jun 16, 2026
- EPSS
- 5.2% · 92th percentile
- CWE
- CWE-119
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Report tools
Action score
25
Monitor
Low priority for now.
- CVSS
- 23 / 40 · 5.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 2 / 30 · 5.2%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| canonical | ubuntu linux | cpe:2.3:o:canonical:ubuntu_linux |
| w1.fi | wpa supplicant | cpe:2.3:a:w1.fi:wpa_supplicant |
| redhat | enterprise linux desktop | cpe:2.3:o:redhat:enterprise_linux_desktop |
| redhat | enterprise linux hpc node | cpe:2.3:o:redhat:enterprise_linux_hpc_node |
| redhat | enterprise linux hpc node eus | cpe:2.3:o:redhat:enterprise_linux_hpc_node_eus |
| redhat | enterprise linux server | cpe:2.3:o:redhat:enterprise_linux_server |
| redhat | enterprise linux server eus | cpe:2.3:o:redhat:enterprise_linux_server_eus |
| redhat | enterprise linux workstation | cpe:2.3:o:redhat:enterprise_linux_workstation |
| debian | debian linux | cpe:2.3:o:debian:debian_linux |
| opensuse | opensuse | cpe:2.3:o:opensuse:opensuse |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- canonical ubuntu linux14.04
- canonical ubuntu linux14.10
- canonical ubuntu linux15.04
- debian debian linux7.0
- debian debian linux8.0
- opensuse opensuse13.1
- opensuse opensuse13.2
- redhat enterprise linux desktop7.0
- redhat enterprise linux hpc node7.0
- redhat enterprise linux hpc node eus7.1
- redhat enterprise linux server7.0
- redhat enterprise linux server eus7.1
- redhat enterprise linux workstation7.0
- w1.fi wpa supplicant1.0
- w1.fi wpa supplicant1.1
- w1.fi wpa supplicant2.0
- w1.fi wpa supplicant2.1
- w1.fi wpa supplicant2.2
- w1.fi wpa supplicant2.3
- w1.fi wpa supplicant2.4
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | wpa | before 2.3-2 | 2.3-2 |
| Debian:7 | wpa | before 1.0-3+deb7u2 | 1.0-3+deb7u2 |
| Debian:8 | wpa | before 2.3-1+deb8u1 | 2.3-1+deb8u1 |
| openSUSE:Tumbleweed | hostapd | before 2.6-1.1 | 2.6-1.1 |
| openSUSE:Tumbleweed | wpa_supplicant | before 2.6-1.1 | 2.6-1.1 |
| Red Hat:enterprise_linux:7::client | wpa_supplicant | before 1:2.0-17.el7_1 | 1:2.0-17.el7_1 |
| Red Hat:enterprise_linux:7::client | wpa_supplicant-debuginfo | before 1:2.0-17.el7_1 | 1:2.0-17.el7_1 |
| Red Hat:enterprise_linux:7::server | wpa_supplicant | before 1:2.0-17.ael7b_1 | 1:2.0-17.ael7b_1 |
| Red Hat:enterprise_linux:7::server | wpa_supplicant-debuginfo | before 1:2.0-17.ael7b_1 | 1:2.0-17.ael7b_1 |
| SUSE:Linux Enterprise Desktop 12 | wpa_supplicant | before 2.2-8.1 | 2.2-8.1 |
Same product
canonical: all recordsOther highest-scoring records for the same primary product.
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Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:wpa | 2.3-2 · Debian:12 | Package registry (OSV) |
| opensuse:hostapd | 2.6-1.1 · openSUSE:Tumbleweed | Package registry (OSV) |
| opensuse:wpa_supplicant | 2.6-1.1 · openSUSE:Tumbleweed | Package registry (OSV) |
| red hat:wpa_supplicant | 1:2.0-17.el7_1 · Red Hat:enterprise_linux:7::client | Package registry (OSV) |
| red hat:wpa_supplicant-debuginfo | 1:2.0-17.el7_1 · Red Hat:enterprise_linux:7::client | Package registry (OSV) |
| suse:wpa_supplicant | 2.2-8.1 · SUSE:Linux Enterprise Desktop 12 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- P · data can be read
- Integrity
- P · data or configuration can be modified
- Availability
- P · the service can be disrupted
- Attack complexity
- Low
- Confidentiality impact
- P
- Integrity impact
- P
- Availability impact
- P
Weakness class (CWE)
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory BufferCVSS vector
AV:A/AC:L/Au:N/C:P/I:P/A:P
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Overflow BuffersCAPEC-100likelihood: High · Very High
- Buffer ManipulationCAPEC-123likelihood: High · Very High
- Client-side Injection-induced Buffer OverflowCAPEC-14likelihood: Medium · High
- Filter Failure through Buffer OverflowCAPEC-24likelihood: High · High
- MIME ConversionCAPEC-42likelihood: High · High
- Overflow Binary Resource FileCAPEC-44likelihood: High · Very High
- Buffer Overflow via Symbolic LinksCAPEC-45likelihood: High · High
ATT&CK techniques
—
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- lists.opensuse.org/opensuse-security-announce/2015-05/msg00000.html
- packetstormsecurity.com/files/131598/Android-wpa_supplicant-Heap-Overflow.html
- rhn.redhat.com/errata/RHSA-2015-1090.html
- seclists.org/fulldisclosure/2015/Apr/82
- security.alibaba.com/blog/blog.htm?spm=0.0.0.0.p1ECc3&id=19
- w1.fi/security/2015-1/wpa_supplicant-p2p-ssid-overflow.txt
- www.debian.org/security/2015/dsa-3233
- www.securityfocus.com/archive/1/535353/100/0/threaded
- www.securityfocus.com/bid/74296
- www.securitytracker.com/id/1032192
- www.ubuntu.com/usn/USN-2577-1
- security.gentoo.org/glsa/201606-17
Vendor advisories and official records. Exploit/PoC links are deliberately left out.