The myuser_delete function in libathemecore/account.c in Atheme 5.x before 5.2.7, 6.x…
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
The myuser_delete function in libathemecore/account.c in Atheme 5.x before 5.2.7, 6.x before 6.0.10, and 7.x before 7.0.0-beta2 does not properly clean up CertFP entries when a user is deleted, which allows remote attackers to access a different user account or cause a denial of service (daemon crash) via a login as a deleted user.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 22
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:atheme:atheme:6.0.0:*:*:*:*:*:*:* | 6.0.0 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.1:*:*:*:*:*:*:* | 6.0.1 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.2:*:*:*:*:*:*:* | 6.0.2 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.3:*:*:*:*:*:*:* | 6.0.3 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.4:*:*:*:*:*:*:* | 6.0.4 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.5:*:*:*:*:*:*:* | 6.0.5 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.6:*:*:*:*:*:*:* | 6.0.6 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.7:*:*:*:*:*:*:* | 6.0.7 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.8:*:*:*:*:*:*:* | 6.0.8 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:6.0.9:*:*:*:*:*:*:* | 6.0.9 | Vulnerable | Atheme |
- cpe:2.3:a:atheme:atheme:6.0.0:*:*:*:*:*:*:* Versions 6.0.0 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.1:*:*:*:*:*:*:* Versions 6.0.1 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.2:*:*:*:*:*:*:* Versions 6.0.2 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.3:*:*:*:*:*:*:* Versions 6.0.3 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.4:*:*:*:*:*:*:* Versions 6.0.4 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.5:*:*:*:*:*:*:* Versions 6.0.5 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.6:*:*:*:*:*:*:* Versions 6.0.6 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.7:*:*:*:*:*:*:* Versions 6.0.7 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.8:*:*:*:*:*:*:* Versions 6.0.8 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:6.0.9:*:*:*:*:*:*:* Versions 6.0.9 Vulnerable ·Atheme
Show 12 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:atheme:atheme:7.0.0:*:*:*:*:*:*:* | 7.0.0 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:7.0.0:alpha1:*:*:*:*:*:* | 7.0.0 alpha1 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:7.0.0:beta1:*:*:*:*:*:* | 7.0.0 beta1 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:7.0.0:beta2:*:*:*:*:*:* | 7.0.0 beta2 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.0:*:*:*:*:*:*:* | 5.2.0 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.1:*:*:*:*:*:*:* | 5.2.1 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.2:*:*:*:*:*:*:* | 5.2.2 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.3:*:*:*:*:*:*:* | 5.2.3 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.4:*:*:*:*:*:*:* | 5.2.4 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.5:*:*:*:*:*:*:* | 5.2.5 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.6:*:*:*:*:*:*:* | 5.2.6 | Vulnerable | Atheme |
| cpe:2.3:a:atheme:atheme:5.2.7:*:*:*:*:*:*:* | 5.2.7 | Vulnerable | Atheme |
- cpe:2.3:a:atheme:atheme:7.0.0:*:*:*:*:*:*:* Versions 7.0.0 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:7.0.0:alpha1:*:*:*:*:*:* Versions 7.0.0 alpha1 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:7.0.0:beta1:*:*:*:*:*:* Versions 7.0.0 beta1 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:7.0.0:beta2:*:*:*:*:*:* Versions 7.0.0 beta2 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.0:*:*:*:*:*:*:* Versions 5.2.0 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.1:*:*:*:*:*:*:* Versions 5.2.1 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.2:*:*:*:*:*:*:* Versions 5.2.2 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.3:*:*:*:*:*:*:* Versions 5.2.3 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.4:*:*:*:*:*:*:* Versions 5.2.4 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.5:*:*:*:*:*:*:* Versions 5.2.5 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.6:*:*:*:*:*:*:* Versions 5.2.6 Vulnerable ·Atheme
- cpe:2.3:a:atheme:atheme:5.2.7:*:*:*:*:*:*:* Versions 5.2.7 Vulnerable ·Atheme
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-1576
- 2026-10-03 Alias added: GHSA-rqr9-cc3p-3j3h
References
Advisory 1
Other 5
- [oss-security] 20120322 Re: atheme.org Security Advisory ASA-2012-03-01: Improper cleanup of CertFP entries may result in undefined behaviour
- [oss-security] 20120321 atheme.org Security Advisory ASA-2012-03-01: Improper cleanup of CertFP entries may result in undefined behaviour
- 20120321 atheme.org Security Advisory ASA-2012-03-01: Improper cleanup of CertFP entries may result in undefined behaviour
- http://jira.atheme.org/browse/SRV-166
- http://git.atheme.org/atheme/commit/?id=3d9551761db2
More Atheme vulnerabilities
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- TI-2024-18288 Atheme 7.2.12 contains a memory leak vulnerability in /atheme/src/crypto-benchmark/main.c. CVSS 3.1HIGH 7.5
- TI-2017-04194 Memory leak in the login_user function in saslserv/main.c in saslserv/main.so in Atheme… CVSS 3.0HIGH 7.5
- TI-2016-03851 Buffer overflow in the xmlrpc_char_encode function in… CVSS 3.0HIGH 7.5
- TI-2014-07952 modules/chanserv/flags.c in Atheme before 7.2.7 allows remote attackers to modify the… CVSS 3.0HIGH 7.5
Sources
- CVE-2012-1576 · CVE Program
- CVE-2012-1576 · NVD
- FIRST EPSS
- GHSA-rqr9-cc3p-3j3h · GitHub Advisory Database · CC BY 4.0
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