VIR Vulnerability Intelligence Relay

CVE-2013-1950

medium
Published 2013-07-09 · Modified 2026-04-29
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
5.3

Description

The svc_dg_getargs function in libtirpc 0.2.3 and earlier allows remote attackers to cause a denial of service (rpcbind crash) via a Sun RPC request with crafted arguments that trigger a free of an invalid pointer.

Predictions

Exploit likelihood
20%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-26887 dos linux
Sean Verity · 2013-07-16

rpcbind - CALLIT procedure UDP Crash (PoC)

Source code queued for fetch — refresh in a moment.

OS impact
OSVersionStatusFixed in
debian debianbookwormfixed0
debian debianbullseyefixed0
debian debianforkyfixed0
debian debiansidfixed0
debian debiantrixiefixed0

Application impact
VendorProductVersionsFixed
libtirpc_projectlibtirpc{"endIncluding":"0.2.3"}
libtirpc_projectlibtirpc0.1.8
libtirpc_projectlibtirpc0.1.9
libtirpc_projectlibtirpc0.1.10
libtirpc_projectlibtirpc0.1.11
libtirpc_projectlibtirpc0.2.0
libtirpc_projectlibtirpc0.2.1
libtirpc_projectlibtirpc0.2.2

References

CWEs

CWE-399

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.