What is CVE-2019-12412?

CVE-2019-12412 is a high-severity vulnerability in Apache Libapreq2, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2020-11-19.

How severe is CVE-2019-12412?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Apache Libapreq2

CVE-2019-12412

A flaw in the libapreq2 v2.07 to v2.13 multipart parser can deference a null pointer leading to a process crash. A remote attacker could send a request causing a process crash which could lead to a denial of service attack.

Published 2020-11-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.040 (90.2th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.040 · newest: 0.040 · change: 0.000

Affected products

Apache Libapreq2
Libapreq2 — versions 2.07 to 2.13

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

bugs.debian.org/939937 (Mailing List, Third Party Advisory)
lists.apache.org/thread.html/rce5814279a615d4a17c870a3c5b77f57975874d382ffee0b7… (Mailing List, Vendor Advisory)

Frequently asked questions

What is CVE-2019-12412?: CVE-2019-12412 is a high-severity vulnerability in Apache Libapreq2, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2020-11-19.
How severe is CVE-2019-12412?: High severity. CVSS v3 base score is 7.5 out of 10.