VulnerabilityModified
CVE-2018-9261
In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow.
HIGH 7.5EPSS 2.89%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.89% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-834
- Affected
- wireshark/wireshark · debian/debian linux
- Source
- cve@mitre.org
References
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471Exploit, Issue Tracking, Vendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=66bc372716e04d6a8afdf6712583c9b5d11fee55
- https://lists.debian.org/debian-lts-announce/2018/05/msg00019.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2018/dsa-4217Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2018-18.htmlVendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471Exploit, Issue Tracking, Vendor Advisory
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=66bc372716e04d6a8afdf6712583c9b5d11fee55
- https://lists.debian.org/debian-lts-announce/2018/05/msg00019.htmlMailing List, Third Party Advisory
- https://www.debian.org/security/2018/dsa-4217Third Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2018-18.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.