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CVE-2023-31272· NVD / CVE Program· CNA talos

A stack-based buffer overflow vulnerability exists in the httpd do_wds functionality of Yifan YF325 v1.0_20221108.

A stack-based buffer overflow vulnerability exists in the httpd do_wds functionality of Yifan YF325 v1.0_20221108. A specially crafted network request can lead to stack-based buffer overflow. An attacker can send a network request to trigger this vulnerability.

CriticalCVSS 9.8 · v3.1—No exploit No fix recorded

Noroxi analysis

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Published
Oct 11, 2023
Updated
Jun 17, 2026
EPSS
0.6% · 49th percentile
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Report tools

JSON

Action score

39

Monitor

Low priority for now.

CVSS
39 / 40 · 9.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.6%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
total

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
9.8
CNA · talos
8.8
1.0 point gap

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
yifanwirelessyf325 firmware
yifanwirelessyf325

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • yifanwireless yf325 firmware1.0_20221108

Versions reported by the vendor

Affected version ranges reported by the assigning authority (talos). Independent of NVD's CPE analysis and usually ahead of it.

  • Yifan YF325

    • v1.0_20221108affected

Same product

yifanwireless: all records

Other highest-scoring records for the same primary product.

  • CVE-2023-32645A leftover debug code vulnerability exists in the httpd debug credentials functionality of Yifan YF325 v1.0_20221108.
    55Plan
  • CVE-2023-24479An authentication bypass vulnerability exists in the httpd nvram.cgi functionality of Yifan YF325 v1.0_20221108.
    40Plan
  • CVE-2023-35968Two heap-based buffer overflow vulnerabilities exist in the gwcfg_cgi_set_manage_post_data functionality of Yifan YF325 v1.0_20221108.
    39Monitor
  • CVE-2023-35967Two heap-based buffer overflow vulnerabilities exist in the gwcfg_cgi_set_manage_post_data functionality of Yifan YF325 v1.0_20221108.
    39Monitor
  • CVE-2023-35966Two heap-based buffer overflow vulnerabilities exist in the httpd manage_post functionality of Yifan YF325 v1.0_20221108.
    39Monitor
  • CVE-2023-35965Two heap-based buffer overflow vulnerabilities exist in the httpd manage_post functionality of Yifan YF325 v1.0_20221108.
    39Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

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.

EPSS, last 120 days

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 researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2023-343650 days apartA stack-based buffer overflow vulnerability exists in the libutils.so nvram_restore functionality of Yifan YF325 v1.0_20221108.
    39Monitor
  • CVE-2023-344260 days apartA stack-based buffer overflow vulnerability exists in the httpd manage_request functionality of Yifan YF325 v1.0_20221108.
    39Monitor
  • CVE-2023-350550 days apartA buffer overflow vulnerability exists in the httpd next_page functionality of Yifan YF325 v1.0_20221108.
    39Monitor
  • CVE-2023-350560 days apartA buffer overflow vulnerability exists in the httpd next_page functionality of Yifan YF325 v1.0_20221108.
    39Monitor

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

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-121 · Stack-based Buffer Overflow

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records