Vulnerability-Lookup

CNVD-2015-07558

Vulnerability from cnvd - Published: 2015-11-17

Title

XScreenSaver安全机制绕过漏洞

Description

XScreenSaver是X窗口系统的一套屏保程序和屏保框架。 XScreenSaver 5.34之前的版本存在安全机制绕过漏洞，允许攻击者通过热插拔显示器绕过锁屏。

Severity

低

Patch Name

XScreenSaver安全机制绕过漏洞的补丁

Patch Description

XScreenSaver是X窗口系统的一套屏保程序和屏保框架。XScreenSaver 5.34之前的版本存在安全机制绕过漏洞，允许攻击者通过热插拔显示器绕过锁屏。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

用户可联系供应商获得补丁信息： http://www.securitytracker.com/id/1034052

Reference

https://twitter.com/Thaolia/status/656823859304398848

Impacted products

Name
Xscreensaver Xscreensaver <5.34

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-8025"
    }
  },
  "description": "XScreenSaver\u662fX\u7a97\u53e3\u7cfb\u7edf\u7684\u4e00\u5957\u5c4f\u4fdd\u7a0b\u5e8f\u548c\u5c4f\u4fdd\u6846\u67b6\u3002\r\n\r\nXScreenSaver 5.34\u4e4b\u524d\u7684\u7248\u672c\u5b58\u5728\u5b89\u5168\u673a\u5236\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u70ed\u63d2\u62d4\u663e\u793a\u5668\u7ed5\u8fc7\u9501\u5c4f\u3002",
  "discovererName": "James L. (@Thaolia)",
  "formalWay": "\u7528\u6237\u53ef\u8054\u7cfb\u4f9b\u5e94\u5546\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttp://www.securitytracker.com/id/1034052",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-07558",
  "openTime": "2015-11-17",
  "patchDescription": "XScreenSaver\u662fX\u7a97\u53e3\u7cfb\u7edf\u7684\u4e00\u5957\u5c4f\u4fdd\u7a0b\u5e8f\u548c\u5c4f\u4fdd\u6846\u67b6\u3002XScreenSaver 5.34\u4e4b\u524d\u7684\u7248\u672c\u5b58\u5728\u5b89\u5168\u673a\u5236\u7ed5\u8fc7\u6f0f\u6d1e\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u901a\u8fc7\u70ed\u63d2\u62d4\u663e\u793a\u5668\u7ed5\u8fc7\u9501\u5c4f\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "XScreenSaver\u5b89\u5168\u673a\u5236\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Xscreensaver Xscreensaver \u003c5.34"
  },
  "referenceLink": "https://twitter.com/Thaolia/status/656823859304398848",
  "serverity": "\u4f4e",
  "submitTime": "2015-11-13",
  "title": "XScreenSaver\u5b89\u5168\u673a\u5236\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2015-8025 (GCVE-0-2015-8025)

Vulnerability from cvelistv5 – Published: 2015-11-10 16:00 – Updated: 2024-08-06 08:06

Summary

driver/subprocs.c in XScreenSaver before 5.34 does not properly perform an internal consistency check, which allows physically proximate attackers to bypass the lock screen by hot swapping monitors.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.jwz.org/blog/2015/10/xscreensaver-5-34/	x_refsource_CONFIRM
	http://www.securitytracker.com/id/1034052	vdb-entryx_refsource_SECTRACK
	http://lists.opensuse.org/opensuse-updates/2015-1…	vendor-advisoryx_refsource_SUSE
	http://www.debian.org/security/2016/dsa-3438	vendor-advisoryx_refsource_DEBIAN
	http://www.oracle.com/technetwork/topics/security…	x_refsource_CONFIRM
	http://www.openwall.com/lists/oss-security/2015/10/24/2	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2015/10/25/1	mailing-listx_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2015/1…	mailing-listx_refsource_MLIST
	https://twitter.com/Thaolia/status/656823859304398848	x_refsource_MISC
	http://www.ubuntu.com/usn/USN-2789-1	vendor-advisoryx_refsource_UBUNTU

Show details on NVD website

JSON

To clipboard

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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2015-07558

CVE-2015-8025 (GCVE-0-2015-8025)

Tags

Sightings

Nomenclature