CVE-2016-10189

BitlBee before 3.5 allows remote attackers to cause a denial of service (NULL pointer dereference...

7.5 HighFix available

CVE-2016-10189 is a high vulnerability (CVSS 7.5) in Bitlbee, published February 20, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.04%, the 90th percentile. Fixed in bitlbee 3.5-1.

BitlBee before 3.5 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a file transfer request for a contact that is not in the contact list.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

4.04%Down 0.5 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2016-10189
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-476
Updated: 2026-11-02

CVE List No score

Record: CVE-2016-10189
Updated: 2026-11-02

EUVDEUVD-2016-1376 No score

Record: EUVD-2016-1376
Updated: 2026-11-03

GitHub AdvisoriesGHSA-f3fv-7pqw-59cx 7.5

BitlBee before 3.5 allows remote attackers to cause a denial of service (NULL pointer dereference...

Record: GHSA-f3fv-7pqw-59cx
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-476
Updated: 2026-11-02

OSV 7.5

Record: CVE-2016-10189
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

OSVDEBIAN-CVE-2016-10189 7.5

Record: DEBIAN-CVE-2016-10189
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2016-10189 7.5

Record: UBUNTU-CVE-2016-10189
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

OSVMGASA-2017-0200 No score

Updated bitlbee packages fix security vulnerability

It was discovered that bitlbee contained issues that allowed a remote attacker to cause a denial of service (via application crash), or potentially execute arbitrary commands (CVE-2016-10188, CVE-2016-10189).

Record: MGASA-2017-0200
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`bitlbee` Debian:12	before 3.5-1	3.5-1
`bitlbee` Debian:13	before 3.5-1	3.5-1
`bitlbee` Debian:7	before 3.0.5-1.2+deb7u1, plus listed versions 3.0.5-1.2	3.0.5-1.2+deb7u1
`bitlbee` Debian:8	before 3.2.2-2+deb8u1, plus listed versions 3.2.2-2	3.2.2-2+deb8u1
`bitlbee` Mageia:5	before 3.2.2-4.1.mga5	3.2.2-4.1.mga5
`bitlbee` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 3.4.1-13.4.1-1build13.4.2-0ubuntu13.4.2-0ubuntu1+esm1	None known

History

History
When	Changed	Sources
2026-11-03	affected, facts	OSV
2026-11-03	aliases	EUVD
2026-11-02	created	CVE List, GitHub Advisories, NVD, OSV

References

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