A very deep dive into iOS Exploit chains found in the wild

Posted by Ian Beer, Project Zero Project Zero’s mission is to make 0-day hard. We often work with other companies to find and report security vulnerabilities, with the ultimate goal of advocating for structural security improvements in popular systems to help protect people everywhere. Earlier th...

libspng:spng_read_fuzzer: Heap-buffer-overflow in spng_decode_image

Project: https://gitlab.com/randy408/libspng.git https://github.com/randy408/libspng.git Detailed Report: https://oss-fuzz.com/testcase?key=5750326069559296 Project: libspng Fuzzing Engine: libFuzzer Fuzz Target: spngreadfuzzer Job Type: libfuzzerasanlibspng Platform Id: linux Crash Type:...

libssh2:ssh2_client_fuzzer: Crash in _libssh2_ntohu32

Project: https://github.com/cmeister2/libssh2.git Detailed Report: https://oss-fuzz.com/testcase?key=5705819873607680 Project: libssh2 Fuzzing Engine: libFuzzer Fuzz Target: ssh2clientfuzzer Job Type: libfuzzerasanlibssh2 Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x60200a000116...

libssh2:ssh2_client_fuzzer: Heap-buffer-overflow in _libssh2_ntohu32

Project: https://github.com/cmeister2/libssh2.git Detailed Report: https://oss-fuzz.com/testcase?key=5651535966502912 Project: libssh2 Fuzzing Engine: libFuzzer Fuzz Target: ssh2clientfuzzer Job Type: libfuzzerasanlibssh2 Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...

Improve security and simplify operations with Windows Defender Antivirus + Morphisec

My team at Morphisec a Microsoft Intelligent Security Association MISA partner often talks with security professionals who are well-informed about the latest cyberthreats and have a longterm security strategy. The problem many of them face is how to create a stronger endpoint stack with limited...

ffmpeg:ffmpeg_AV_CODEC_ID_LIBVORBIS_fuzzer: Heap-buffer-overflow in oggpack_read

Project: https://git.ffmpeg.org/ffmpeg.git Detailed Report: https://oss-fuzz.com/testcase?key=5637490098044928 Project: ffmpeg Fuzzing Engine: libFuzzer Fuzz Target: ffmpegAVCODECIDLIBVORBISfuzzer Job Type: libfuzzerasanffmpeg Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...

WordPress count-per-day plugin cross-site scripting vulnerability

WordPress is a set of blogging platforms developed using the PHP language by the WordPress Foundation. The platform supports setting up personal blog sites on servers with PHP and MySQL. A cross-site scripting vulnerability exists in the WordPress count-per-day plugin. An attacker can exploit thi...

opensc:fuzz_asn1_print: Heap-buffer-overflow in decode_bit_string

Project: https://github.com/OpenSC/OpenSC.git Detailed Report: https://oss-fuzz.com/testcase?key=5115715492773888 Project: opensc Fuzzing Engine: libFuzzer Fuzz Target: fuzzasn1print Job Type: libfuzzerasanopensc Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...

Researcher Discloses Second Steam Zero-Day After Valve Bug Bounty Ban

A researcher has disclosed a zero-day privilege-escalation vulnerability for the Steam gaming client after he said he was barred from the bug bounty program of Steam’s owner, Valve. The vulnerability is the second zero-day privilege-escalation vulnerability that has been released by independent...

CVE-2012-6714

The count-per-day plugin before 3.2.3 for WordPress has XSS via search words...

When Checking the Box Results in Two Zero Days and Root (CVE-2019-14257 and CVE-2019-14258)

Finding new bugs and exploiting them can be exciting and fun for a penetration tester. I was ecstatic to find my first two zero-days, and I used them to break a system from no access to root. This was a good day for me - but the story behind the story provides some real lessons enterprises can...

CVE-2012-6714

The count-per-day plugin before 3.2.3 for WordPress has XSS via search words...

CVE-2012-6714

The CVE-2012-6714 entry concerns the WordPress plugin Count Per Day, specifically versions before 3.2.3. The vulnerability is a cross-site scripting (XSS) flaw exposed via search words handled by the plugin, enabling injection of client-side script when a user interacts with the search feature. S...

Backdoor Found in Utility for Linux, Unix Servers

In an unnerving twist, when a critical zero-day vulnerability was reported in a Unix administration tool, called Webmin, it was revealed the flaw was no accident. According to researchers, the vulnerability was a secret backdoor planted in the popular utility nearly a year before its discovery. T...

libavc:avc_dec_fuzzer: Heap-buffer-overflow in ih264d_cavlc_parse4x4coeff_n8

Project: https://android.googlesource.com/platform/external/libavc Detailed Report: https://oss-fuzz.com/testcase?key=5721165355548672 Project: libavc Fuzzing Engine: libFuzzer Fuzz Target: avcdecfuzzer Job Type: libfuzzerasanlibavc Platform Id: linux Crash Type: Heap-buffer-overflow READ 4 Crash...

libvips:jpegsave_buffer_fuzzer: Heap-buffer-overflow in attach_xmp_blob

Project: https://github.com/libvips/libvips.git Detailed Report: https://oss-fuzz.com/testcase?key=5673786296238080 Project: libvips Fuzzing Engine: afl Fuzz Target: jpegsavebufferfuzzer Job Type: aflasanlibvips Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash Address:...

Hackers Planted Backdoor in Webmin, Popular Utility for Linux/Unix Servers

Following the public disclosure of a critical zero-day vulnerability in Webmin last week, the project's maintainers today revealed that the flaw was not actually the result of a coding mistake made by the programmers. Instead, it was secretly planted by an unknown hacker who successfully managed ...

Hackers Planted Backdoor in Webmin, Popular Utility for Linux/Unix Servers

Following the public disclosure of a critical zero-day vulnerability in Webmin last week, the project's maintainers today revealed that the flaw was not actually the result of a coding mistake made by the programmers. Instead, it was secretly planted by an unknown hacker who successfully managed ...

cryptofuzz:cryptofuzz-openssl-noasm: Heap-buffer-overflow in aria_set_encrypt_key

Project: https://github.com/guidovranken/cryptofuzz.git Detailed Report: https://oss-fuzz.com/testcase?key=5665634448310272 Project: cryptofuzz Fuzzing Engine: libFuzzer Fuzz Target: cryptofuzz-openssl-noasm Job Type: libfuzzerasani386cryptofuzz Platform Id: linux Crash Type: Heap-buffer-overflow...

graphicsmagick:coder_TIFF_fuzzer: Use-of-uninitialized-value in TIFFYCbCrtoRGB

Project: http://hg.code.sf.net/p/graphicsmagick/code Detailed Report: https://oss-fuzz.com/testcase?key=5681613295321088 Project: graphicsmagick Fuzzing Engine: libFuzzer Fuzz Target: coderTIFFfuzzer Job Type: libfuzzermsangraphicsmagick Platform Id: linux Crash Type: Use-of-uninitialized-value...