CVE-2018-11723 — The libpff_name_to_id_map_entry_read function in libpff_name_to_id_map

The libpff_name_to_id_map_entry_read function in libpff_name_to_id_map.c in libyal libpff through 2018-04-28 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted pff file. NOTE: the vendor has disputed this as described in libyal/

01What is this vulnerability?

The libpff_name_to_id_map_entry_read function in libpff_name_to_id_map.c in libyal libpff through 2018-04-28 allows remote attackers to cause an information disclosure (heap-based buffer over-read) via a crafted pff file. NOTE: the vendor has disputed this as described in libyal/libpff issue 66 on GitHub

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-06-19T21:00:00.000Z
• Last modified: 2024-08-05T08:17:08.994Z

09References

• packetstormsecurity.com — http://packetstormsecurity.com/files/148113/libpff-2018-04-28-Information-Disclo…
• seclists.org — http://seclists.org/fulldisclosure/2018/Jun/15