VulnerabilityModified

CVE-2018-1000178

A heap corruption of type CWE-120 exists in quassel version 0.12.4 in quasselcore in void DataStreamPeer::processMessage(const QByteArray &msg) datastreampeer.cpp line 62 that allows an attacker to execute code remotely.

CRITICAL 9.8EPSS 4.05%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.05%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CVSS 3.0: 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 4.05% probability · 91th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-787
Affected: quassel-irc/quassel · debian/debian linux
Source: cve@mitre.org

EPSS trend

EPSS 4.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

https://github.com/quassel/quassel/blob/master/src/common/protocols/datastream/datastreampeer.cpp#L62Patch, Third Party Advisory
https://i.imgur.com/JJ4QcNq.pngExploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00001.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201806-04Third Party Advisory
https://usn.ubuntu.com/4594-1/
https://www.debian.org/security/2018/dsa-4189Third Party Advisory
https://github.com/quassel/quassel/blob/master/src/common/protocols/datastream/datastreampeer.cpp#L62Patch, Third Party Advisory
https://i.imgur.com/JJ4QcNq.pngExploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00001.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201806-04Third Party Advisory
https://usn.ubuntu.com/4594-1/
https://www.debian.org/security/2018/dsa-4189Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.