TI-2019-11937 Aliases CVE-2019-15877 GHSA-5rj6-cmvm-pw98

Missing authorization in FreeBSD

LOW 24CWE-862Published 2020-04-28 · Updated 2024-08-05

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: None · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.

Summary

In FreeBSD 12.1-STABLE before r356606 and 12.1-RELEASE before 12.1-RELEASE-p3, driver specific ioctl command handlers in the ixl network driver failed to check whether the caller has sufficient privileges allowing unprivileged users to trigger updates to the device's non-volatile memory.

Why it matters now

EPSS 0.00245 15th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	FreeBSD	12.1-STABLE before r356606, 12.1-RELEASE before 12.1-RELEASE-p3	—	No fix listed	CNA

FreeBSD Vendor— Affected 12.1-STABLE before r356606, 12.1-RELEASE before 12.1-RELEASE-p3 Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:o:freebsd:freebsd:12.1:-::::::	12.1	Vulnerable	FreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p1::::::	12.1 p1	Vulnerable	FreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p2::::::	12.1 p2	Vulnerable	FreeBSD

cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:* Versions 12.1 Vulnerable ·FreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:* Versions 12.1 p1 Vulnerable ·FreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p2:*:*:*:*:*:* Versions 12.1 p2 Vulnerable ·FreeBSD

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-15877
2026-10-03 Alias added: GHSA-5rj6-cmvm-pw98

References

Patch 1

https://security.FreeBSD.org/advisories/FreeBSD-SA-20:06.if_ixl_ioctl.asc

TI-2011-04182 Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT… CVSS 2.0HIGH 10.0
TI-2007-03684 Integer overflow in print-bgp.c in the BGP dissector in tcpdump 3.9.6 and earlier allows… CVSS 3.1CRITICAL 9.8
TI-2002-00376 Integer overflow in xdr_array function in RPC servers for operating systems that use… CVSS 3.1CRITICAL 9.8
TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
TI-2003-00437 Off-by-one error in the fb_realpath() function, as derived from the realpath function in… CVSS 3.1CRITICAL 9.8
TI-2003-00642 The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code… CVSS 2.0HIGH 10.0

See all 576 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences