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CVE-2015-2804

14
FAUCET Score

CVE-2015-2804 describes a session hijacking vulnerability in the management web interface of several Alcatel-Lucent OmniSwitch models running specific firmware versions. The flaw stems from the generation of weak session identifiers, enabling remote attackers to brute-force and hijack arbitrary user sessions. With a CVSS score of 4.3, this vulnerability is of medium severity, requiring moderate attack complexity to achieve partial confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.4.5.r02CPE matchmatch criteria
cpe:2.3:o:alcatel-lucent:omniswitch_firmware:*:*:*:*:*:*:*:*
<= 6.4.6.r01CPE matchmatch criteria
cpe:2.3:o:alcatel-lucent:omniswitch_firmware:*:*:*:*:*:*:*:*
<= 6.6.4.r01CPE matchmatch criteria
cpe:2.3:o:alcatel-lucent:omniswitch_firmware:*:*:*:*:*:*:*:*
<= 6.6.5.r02CPE matchmatch criteria
cpe:2.3:o:alcatel-lucent:omniswitch_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.03%
Probability of exploitation in next 30 days
EPSS Percentile
79.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0203 is in the 64th percentile among its peer group of 19,958 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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/132235/Alcatel-Lucent-OmniSwitch-Web-Interface-Weak-Session-ID.html
Exploit
seclists.org / fulldisclosure/2015/Jun/22
Exploit
redteam-pentesting.de / en/advisories/rt-sa-2015-003/-alcatel-lucent-omniswitch-web-interface-weak-session-id
Exploit
securityfocus.com / archive/1/535731/100/0/threaded
securityfocus.com / bid/75125