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CVE-2010-4252

25
FAUCET Score

CVE-2010-4252 describes a critical vulnerability in OpenSSL versions prior to 1.0.0c, specifically impacting the J-PAKE protocol. Attackers can exploit this by sending crafted public parameters, allowing them to bypass shared secret authentication and successfully authenticate. With a CVSS score of 7.5, this vulnerability is highly severe, requiring no authentication or complex attack vectors, and potentially leading to full compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0.0bCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*
0.9.1cCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.1c:*:*:*:*:*:*:*
0.9.2bCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.2b:*:*:*:*:*:*:*
0.9.3CPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.3:*:*:*:*:*:*:*
0.9.3aCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.3a:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
8.08%
Probability of exploitation in next 30 days
EPSS Percentile
94.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0808 is in the 91st percentile among its peer group of 51,551 CVEs.

Social Chatter

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

No media coverage found for this CVE.

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)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2010-4252Important

openssl: session key retrieval flaw in J-PAKE implementation

Nov 29, 2010

References

cvs.openssl.org / chngview
Patch
marc.info
marc.info
openssl.org / news/secadv_20101202.txt
bugzilla.redhat.com / show_bug.cgi
Patch
seb.dbzteam.org / crypto/jpake-session-key-retrieval.pdf
Exploit
secunia.com / advisories/42469
Vendor Advisory
secunia.com / advisories/57353
securitytracker.com / id
github.com / seb-m/jpake
Patch
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19039
www-01.ibm.com / support/docview.wss
securityfocus.com / bid/45163
vupen.com / english/advisories/2010/3120
Vendor Advisory
vupen.com / english/advisories/2010/3122
Vendor Advisory