CVE-2010-5111: Multiple buffer overflows in readline.c in Echoping 6.0.2 allow remote attackers to cause a denial of service

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MEDIUM 6.8DOWNGRADE

CVE-2010-5111 is a medium-severity flaw (CVSS 6.8) affecting echoping. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple buffer overflows in readline.c in Echoping 6.0.2 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted reply in the (1) TLS_readline or (2) SSL_readline function, related to the EchoPingHttps Smokeping probe.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	3.5% (top 11%)
CISA exploited list	No
Weakness	CWE-119
Published	2014-06-16
Last modified	2026-06-16

Publisher (CNA): Red Hat, Inc. · Vendor: echoping project

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-06-16 18:55 UTCPublished CVE record published
2026-06-16 23:26 UTCUpdated Record last modified

echoping project echoping DOWNGRADE

Affected: 6.0.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.0.2 (Debian / Ubuntu)

apt-cache madison echoping sudo apt install echoping=<VERSION_BEFORE_6.0.2> sudo apt-mark hold echoping

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list echoping sudo dnf downgrade echoping-<VERSION_BEFORE_6.0.2> sudo dnf versionlock add echoping

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2010-5111?

echoping: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2010-5111 being exploited?

CVE-2010-5111 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-2010-5111 affect?

CVE-2010-5111 affects echoping. Severity is medium (CVSS 6.8). Multiple buffer overflows in readline.c in Echoping 6.0.2 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted reply in the (1) TLS_readline or (2) SSL_readline function, related to t

How urgent is CVE-2010-5111?

Priority 46/100. No elevated risk signals yet.

References

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