CVE-2018-19620 - Direct Request ('Forced Browsing')

Severity

40%

Complexity

80%

Confidentiality

48%

ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.

CVSS 3.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N).

CVSS 2.0 Base Score 4. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:S/C:N/I:P/A:N).

Demo Examples

Direct Request ('Forced Browsing')

CWE-425

If forced browsing is possible, an attacker may be able to directly access a sensitive page by entering a URL similar to the following.


               http://somesite.com/someapplication/admin.jsp

Overview

First reported 6 years ago

2018-11-28 08:29:00

Last updated 5 years ago

2019-10-03 00:03:00

Affected Software

ShowDoc 2.4.1

2.4.1

References

https://github.com/CCCCCrash/POCs/tree/master/Web/showdoc/IncorrectAccessControl#0x02-modify

Exploit, Third Party Advisory

https://github.com/star7th/showdoc/commit/bcdb5e3519285bdf81e618b3c9b90d22bc49e13c

Patch

https://github.com/star7th/showdoc/issues/397

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