Vulnerability Monitor

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CVE-1999-1580

SunOS sendmail 5.59 through 5.65 uses popen to process a forwarding host argument, which allows local users to gain root privileges by modifying the IFS (Internal Field Separator) variable and passing crafted values to the -oR option.

Security Impact Summary

CVE-1999-1580 is a security vulnerability that . Impacting 2 products from sendmail, from sun organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 1995, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

1995-08-23T04:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.2 (HIGH)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	sendmail	sendmail	5.59	Yes
Application	sendmail	sendmail	5.61	Yes
Application	sendmail	sendmail	5.65	Yes
Operating System	sun	sunos	4.1.1	Yes
Operating System	sun	sunos	4.1.2	Yes
Operating System	sun	sunos	4.1.3	Yes
Operating System	sun	sunos	4.1.3c	Yes
Operating System	sun	sunos	4.1.3u1	Yes
Operating System	sun	sunos	4.1.4	Yes
Operating System	sun	sunos	4.1.4jl	Yes

References

http://www.alw.nih.gov/Security/8lgm/8lgm-Advisory-21.html Exploit ([email protected])
http://www.auscert.org.au/render.html?it=1853&cid=1978 Vendor Advisory ([email protected])
http://www.cert.org/advisories/CA-95.11.sun.sendmail-oR.vul Patch, Third Party Advisory, US Government Resource ([email protected])
http://www.kb.cert.org/vuls/id/3278 Third Party Advisory, US Government Resource ([email protected])
http://www.securityfocus.com/bid/7829 ([email protected])
http://www.alw.nih.gov/Security/8lgm/8lgm-Advisory-21.html Exploit (af854a3a-2127-422b-91ae-364da2661108)
http://www.auscert.org.au/render.html?it=1853&cid=1978 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.cert.org/advisories/CA-95.11.sun.sendmail-oR.vul Patch, Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.kb.cert.org/vuls/id/3278 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/7829 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For sendmail's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.