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CVE-2015-4335

28
FAUCET Score

CVE-2015-4335 is a critical vulnerability affecting Redis versions prior to 2.8.21 and 3.0.2, allowing remote attackers to execute arbitrary Lua bytecode via the eval command. With a CVSS score of 10.0, this flaw presents a severe risk due to its network-based attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation in the wild or public exploit code like Metasploit, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.8.20CPE matchmatch criteria
cpe:2.3:a:redislabs:redis:*:*:*:*:*:*:*:*
3.0.0CPE matchmatch criteria
cpe:2.3:a:redislabs:redis:3.0.0:*:*:*:*:*:*:*
3.0.1CPE matchmatch criteria
cpe:2.3:a:redislabs:redis:3.0.1:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
9.64%
Probability of exploitation in next 30 days
EPSS Percentile
95.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0964 is in the 92nd percentile among its peer group of 51,466 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7Fixed in: redis-0:2.8.21-1.el7ost
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)Fixed in: redis

Vendor Advisories (1)

redhatCVE-2015-4335Important

redis: Lua sandbox escape and arbitrary code execution

Jun 4, 2015

References

benmmurphy.github.io / blog/2015/06/04/redis-eval-lua-sandbox-escape
ExploitThird Party Advisory
lists.fedoraproject.org / pipermail/package-announce/2015-July/162094.html
Third Party Advisory
lists.fedoraproject.org / pipermail/package-announce/2015-July/162146.html
Third Party Advisory
lists.opensuse.org / opensuse-updates/2015-10/msg00014.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2015-1676.html
Third Party Advisory
github.com / antirez/redis/commit/fdf9d455098f54f7666c702ae464e6ea21e25411
Third Party Advisory
groups.google.com / forum
security.gentoo.org / glsa/201702-16
Third Party Advisory
debian.org / security/2015/dsa-3279
Third Party Advisory
openwall.com / lists/oss-security/2015/06/04/12
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2015/06/04/8
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2015/06/05/3
Mailing ListThird Party Advisory
securityfocus.com / bid/75034
Third Party AdvisoryVDB Entry