Quassel before 0.12-rc1 uses an incorrect data-type size when splitting a message, which…
Priority LOW 28CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Quassel before 0.12-rc1 uses an incorrect data-type size when splitting a message, which allows remote attackers to cause a denial of service (crash) via a long CTCP query containing only multibyte characters.
Why it matters now
EPSS 0.02626 85th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:quassel-irc:quassel:*:*:*:*:*:*:*:* | up to 0.11.0 | Vulnerable | Quassel-irc |
- cpe:2.3:a:quassel-irc:quassel:*:*:*:*:*:*:*:* Versions up to 0.11.0 Vulnerable ·Quassel-irc
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2015-2778
- 2026-10-03 Alias added: GHSA-p62x-mmj3-75q4
References
Advisory 1
More Quassel-irc Quassel vulnerabilities
- TI-2018-15827 A heap corruption of type CWE-120 exists in quassel version 0.12.4 in quasselcore in void… CVSS 3.0CRITICAL 9.8
- TI-2016-03791 The onReadyRead function in core/coreauthhandler.cpp in Quassel before 0.12.4 allows… CVSS 3.0HIGH 7.5
- TI-2015-07030 The CoreUserInputHandler::doMode function in core/coreuserinputhandler.cpp in Quassel… CVSS 3.0HIGH 7.5
- TI-2018-15828 A NULL Pointer Dereference of CWE-476 exists in quassel version 0.12.4 in the quasselcore… CVSS 3.0HIGH 7.5
- TI-2015-03027 Quassel before 0.12.2 does not properly re-initialize the database session when the… CVSS 2.0HIGH 7.5
- TI-2021-13816 Quassel through 0.13.1, when --require-ssl is enabled, launches without SSL or TLS… CVSS 3.1HIGH 7.5
Sources
- CVE-2015-2778 · CVE Program
- CVE-2015-2778 · NVD
- FIRST EPSS
- GHSA-p62x-mmj3-75q4 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-2778 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences