CVE-2015-0841: Off-by-one error in the readBuf function in listener.cpp in libcapsinetwork and monopd before 0.9.8, allows re

Q: How do I fix CVE-2015-0841?

monopd: upgrade to 0.9.8. Exact commands for each OS are on this page.

Q: Is CVE-2015-0841 being exploited?

CVE-2015-0841 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2015-0841 affect?

CVE-2015-0841 affects monopd. Severity is high (CVSS 7.5). Off-by-one error in the readBuf function in listener.cpp in libcapsinetwork and monopd before 0.9.8, allows remote attackers to cause a denial of service (crash) via a long line.

Q: How urgent is CVE-2015-0841?

Priority 57/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

This month

HIGH 7.5REMOTEWATCHLISTUPGRADE

CVE-2015-0841 is a high-severity flaw (CVSS 7.5) affecting monopd. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Off-by-one error in the readBuf function in listener.cpp in libcapsinetwork and monopd before 0.9.8, allows remote attackers to cause a denial of service (crash) via a long line.

Why this priority

High severity
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.2% (top 17%)
CISA exploited list	No
Weakness	CWE-193
Published	2019-12-09
Last modified	2026-06-17

Publisher (CNA): Debian GNU/Linux · Vendor: monopd project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-12-09 19:15 UTCPublished CVE record published
2026-06-17 00:21 UTCUpdated Record last modified

monopd project monopd UPGRADE

Affected: < 0.9.8

Fixed in: 0.9.8

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy monopd || rpm -q monopd || monopd --version

2. UPGRADE to 0.9.8 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade monopd

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade monopd

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-0841?

monopd: upgrade to 0.9.8. Exact commands for each OS are on this page.

Is CVE-2015-0841 being exploited?

CVE-2015-0841 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-0841 affect?

CVE-2015-0841 affects monopd. Severity is high (CVSS 7.5). Off-by-one error in the readBuf function in listener.cpp in libcapsinetwork and monopd before 0.9.8, allows remote attackers to cause a denial of service (crash) via a long line.

How urgent is CVE-2015-0841?

Priority 57/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

References

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