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CVE-2002-2220· NVD / CVE Program· CNA mitre

Buffer overflow in Pedro Lineu Orso chetcpasswd before 1.12, when configured for access from 0.0.0.0, allows local users to gain privileges

Buffer overflow in Pedro Lineu Orso chetcpasswd before 1.12, when configured for access from 0.0.0.0, allows local users to gain privileges via unspecified vectors.

MediumCVSS 6.2 · v2.0—No exploit No fix recorded
Published
Dec 31, 2002
Updated
Jun 16, 2026
EPSS
0.3% · 18th percentile
CWE
—
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JSON

Action score

24

Monitor

Low priority for now.

CVSS
24 / 40 · 6.2 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

Affected systems

VendorProduct
chetcpasswdchetcpasswd

Affected versions

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

  • chetcpasswd chetcpasswd1.12

Same product

chetcpasswd: all records

Other highest-scoring records for the same primary product.

  • CVE-2002-2219chetcpasswd.cgi in Pedro Lineu Orso chetcpasswd before 2.1 allows remote attackers to read the last line of the shadow file via a long user
    32Monitor
  • CVE-2006-6681Pedro Lineu Orso chetcpasswd 2.3.3 does not have a rate limit for client requests, which might allow remote attackers to determine passwords
    30Monitor
  • CVE-2002-2221Untrusted search path vulnerability in Pedro Lineu Orso chetcpasswd 2.4.1 and earlier allows local users to gain privileges via a modified P
    24Monitor
  • CVE-2006-6680Pedro Lineu Orso chetcpasswd before 2.3.1 does not document the need for 0400 permissions on /etc/chetcpasswd.allow, which might allow local
    18Monitor
  • CVE-2006-6639Multiple unspecified vulnerabilities in chetcpasswd 2.4.1 allow local users to gain privileges via unspecified vectors related to executing
    18Monitor

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.

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.

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Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Special conditions such as timing or configuration are required.

If successful

Confidentiality
C · data can be read
Integrity
C · data or configuration can be modified
Availability
C · the service can be disrupted
Attack complexity
High
Confidentiality impact
C
Integrity impact
C
Availability impact
C

Weakness class (CWE)

—

CVSS vector

AV:L/AC:H/Au:N/C:C/I:C/A:C

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.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; 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 help

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