CVE-2002-1359
CriticalPublic exploitMultiple SSH2 servers and clients do not properly handle large packets or large fields, which may allow remote attackers to cause a denial of service or possibly execute arbitrary code via buffer overflow attacks, as demonstrated by the SSHredder SSH protocol test suite.
Published Dec 17, 2002 · Updated Aug 8, 2024
Key Facts
Patch immediately- CVE-2002-1359 is a critical-severity vulnerability (CVSS 10.0 v2) affecting SSH Client (Fissh), Securenetterm (Intersoft), Shellguard SSH (Netcomposite) and 5 more products.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 80% probability of exploitation in the next 30 days.
- Fixed versions are available, including openssh 0.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
80%
Higher than 99.6% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
Multiple SSH2 servers and clients do not properly handle large packets or large fields, which may allow remote attackers to cause a denial of service or possibly execute arbitrary code via buffer overflow attacks, as demonstrated by the SSHredder SSH protocol test suite.
Affected Products
21 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| SSH ClientFissh | 1.0a_for_windows | n/a |
| SecurenettermIntersoft | 5.4.1 | n/a |
| Shellguard SSHNetcomposite | 3.4.6 | n/a |
| SecureshellPragma Systems | 2.0 | n/a |
| PuttyPutty | 0.48, 0.49, 0.53 | n/a |
Timeline
Publicly disclosed
Dec 17, 2002
Last updated
Aug 8, 2024
Weakness Type
- CWE-20 Improper Input Validation
References
- advisory20021216 R7-0009: Vulnerabilities in SSH2 Implementations from Multiple Vendors
- advisoryCA-2002-36
- exploitMSF putty_msg_debug.rb
- exploitExploitDB-16463
- exploitExploitDB-1788
FAQ
Common Questions.
Multiple SSH2 servers and clients do not properly handle large packets or large fields, which may allow remote attackers to cause a denial of service or possibly execute arbitrary code via buffer overflow attacks, as demonstrated by the SSHredder SSH protocol test suite.
Affected: SSH Client (Fissh) versions 1.0a_for_windows; Securenetterm (Intersoft) versions 5.4.1; Shellguard SSH (Netcomposite) versions 3.4.6, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including openssh 0.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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