HOME VULNERABILITIESCVE-2015-0936

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CVE-2015-0936

CWE-320Published: June 1, 2017· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

Ceragon FibeAir IP-10 have a default SSH public key in the authorized_keys file for the mateidu user, which allows remote attackers to obtain SSH access by leveraging knowledge of the private key.

Technical Analysis

CVE-2015-0936 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

A proof-of-concept (PoC) exploit exists for CVE-2015-0936. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

ceragon4 product(s)

fibeair ip-10 firmwarefibeair ip-10cfibeair ip-10efibeair ip-10g

Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists

Offensive Security exploit database

GitHub PoC Search

Community PoC repositories

Rapid7 / Metasploit

Metasploit module search

Security advisories & exploits

Official NIST entry

CVE Program entry

External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://packetstormsecurity.com/files/131259/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.html

ADVISORYhttp://packetstormsecurity.com/files/131260/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.html

ADVISORYhttp://seclists.org/fulldisclosure/2015/Apr/3

ADVISORYhttp://www.securityfocus.com/bid/73696

ADVISORYhttps://gist.github.com/todb-r7/5d86ecc8118f9eeecc15

ADVISORYhttps://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjs47SGp47UAhVF5iYKHYGLDQkQFggoMAE&url=https%3A%2F%2Fwww.rapid7.com%2Fdb%2Fmodules%2Fexploit%2Flinux%2Fssh%2Fceragon_fibeair_known_privkey&usg=AFQjCNFZiZcWj47cpqPX-AbfpsW0DL4yYw

ADVISORYhttp://packetstormsecurity.com/files/131259/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.html

ADVISORYhttp://packetstormsecurity.com/files/131260/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.html

ADVISORYhttp://seclists.org/fulldisclosure/2015/Apr/3

ADVISORYhttp://www.securityfocus.com/bid/73696

ADVISORYhttps://gist.github.com/todb-r7/5d86ecc8118f9eeecc15

ADVISORYhttps://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjs47SGp47UAhVF5iYKHYGLDQkQFggoMAE&url=https%3A%2F%2Fwww.rapid7.com%2Fdb%2Fmodules%2Fexploit%2Flinux%2Fssh%2Fceragon_fibeair_known_privkey&usg=AFQjCNFZiZcWj47cpqPX-AbfpsW0DL4yYw

All References (12)

→

http://packetstormsecurity.com/files/131259/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.htmlThird Party Advisory · VDB Entry

→

http://packetstormsecurity.com/files/131260/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.htmlExploit · Third Party Advisory · VDB Entry

→

http://seclists.org/fulldisclosure/2015/Apr/3Mailing List · Third Party Advisory

→

http://www.securityfocus.com/bid/73696Third Party Advisory · VDB Entry

→

https://gist.github.com/todb-r7/5d86ecc8118f9eeecc15Third Party Advisory

→

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjs47SGp47UAhVF5iYKHYGLDQkQFggoMAE&url=https%3A%2F%2Fwww.rapid7.com%2Fdb%2Fmodules%2Fexploit%2Flinux%2Fssh%2Fceragon_fibeair_known_privkey&usg=AFQjCNFZiZcWj47cpqPX-AbfpsW0DL4yYwExploit · Third Party Advisory

→

http://packetstormsecurity.com/files/131259/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.htmlThird Party Advisory · VDB Entry

→

http://packetstormsecurity.com/files/131260/Ceragon-FibeAir-IP-10-SSH-Private-Key-Exposure.htmlExploit · Third Party Advisory · VDB Entry

→

http://seclists.org/fulldisclosure/2015/Apr/3Mailing List · Third Party Advisory

→

http://www.securityfocus.com/bid/73696Third Party Advisory · VDB Entry

→

https://gist.github.com/todb-r7/5d86ecc8118f9eeecc15Third Party Advisory

→

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjs47SGp47UAhVF5iYKHYGLDQkQFggoMAE&url=https%3A%2F%2Fwww.rapid7.com%2Fdb%2Fmodules%2Fexploit%2Flinux%2Fssh%2Fceragon_fibeair_known_privkey&usg=AFQjCNFZiZcWj47cpqPX-AbfpsW0DL4yYwExploit · Third Party Advisory

Quick Facts

CVE IDCVE-2015-0936

CVSS Score9.8 / 10

SeverityCRITICAL

WeaknessCWE-320

CISA KEVNo

ExploitPOC

Affected1 vendor(s)

PublishedJun 1, 2017

Related CVEs (CWE-320)

Recommended Actions

→Apply vendor patches immediately
→Monitor CVE-2015-0936 in threat intel feeds
→Review IDS/IPS signatures for exploitation attempts

Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.

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